<template>
	<div class="login_container">
		<div class="login_box">
			<div class="avatar_box">
				<img src="../assets/logo.png" alt="" />
			</div>
			<el-form ref='loginForm' label-width="0px" :model="loginForm" :rules="rules" class="login_form">
				<!-- 用户名 -->
				<el-form-item prop="username">
					<el-input prefix-icon='el-icon-s-custom' v-model="loginForm.username"></el-input>
				</el-form-item>
				<!-- 密码 -->
				<el-form-item prop="password">
					<el-input prefix-icon='el-icon-key' v-model="loginForm.password"></el-input>
				</el-form-item>
				<el-form-item class="btns">

					<el-button type="info" @click='resetForm'>重置</el-button>
					<el-button type="primary" @click='loginIn'>登录</el-button>
				</el-form-item>
			</el-form>
		</div>
	</div>
</template>

<script>
	export default {
		data() {
			return {
				loginForm: {
					username: 'admin',
					password: '123456'
				},
				rules: {
					username:[						
						{ required: true, message: '请输入用户名称', trigger: 'blur' },
						{ min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
					],
					password:[
						{ required: true, message: '请输入登陆密码', trigger: 'blur' },
						{ min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }
					]
				}
			}

		},
		methods:{
			resetForm(){
				this.$refs.loginForm.resetFields();
			},
			loginIn(){
				this.$refs.loginForm.validate(async flag=>{
					if(!flag) return;
					const {data:res} =await this.$http.post('login',this.loginForm);
					console.log(res);
					if(res.meta.status!=200) return this.$message.error('登录失败');
					//可关闭，消息，类型，持续时间
					this.$message({ showClose: true,message: '登陆成功',type: 'success',duration:1500})
					window.sessionStorage.setItem('token',res.data.token);
					this.$router.push('/home')
				})
			}
		}
	}
</script>

<style scoped>
	.login_container {
		background-color: #2b4b6b;
		height: 100%;
	}

	.login_box {
		position: absolute;
		width: 450px;
		height: 300px;
		background-color: #fff;
		border-radius: 3px;
		top: 50%;
		left: 50%;
		transform: translate(-50%, -50%);
		background-color: #fff;
		border-radius: 3px;
	}

	.avatar_box {
		position: absolute;
		left: 50%;
		transform: translate(-50%, -50%);
		padding: 10px;
		width: 130px;
		height: 130px;
		border: 1px solid #eee;
		border-radius: 50%;
		box-shadow: 0 0 10px #ddd;
		background-color: #fff;
	}

	.avatar_box img {
		width: 100%;
		height: 100%;
		border-radius: 50%;
		background-color: #eeeeee;
	}

	.login_form {
		box-sizing: border-box;
		position: absolute;
		bottom: 0;
		width: 100%;
		padding: 0 25px;
	}
</style>
